Frances Mary Gascoyne, Marchioness of Salisbury by marriage from 1823, heiress of Childwall Hall and associated Gascoyne estates., 2nd Marquess of Salisbury from 1823, previously Viscount Cranborne, Privy Councillor, Lord Lieutenant of Middlesex, Lord Privy Seal, Lord President of the Council, Knight of the Garter from 1842., 2nd Marquess of Salisbury, formerly Viscount Cranborne, Lord Privy Seal in 1852, 1858–1859, Knight of the Garter., Viscount Cranborne until 1823, MP for Weymouth and Hertford, Commissioner for Indian Affairs, Lord Privy Seal 1852–1853, Lord President of the Council 1858–1859, KG and PC., sole heiress of Bamber Gascoyne of Childwall Hall., Daughter and sole heiress of Bamber Gascoyne of Childwall Hall, Marchioness of Salisbury by marriage, KG, PC, Member of Parliament for Weymouth and Hertford, Lord Lieutenant of Middlesex., Only child and heiress of Bamber Gascoyne of Childwall Hall, Marchioness of Salisbury by marriage from 1823., formerly Frances Mary Gascoyne. She was not a peer suo jure, but was the heiress whose inheritance materially formed the later Gascoyne-Cecil branch., heiress of the Childwall Hall Gascoyne estate and associated family inheritance., 7th Earl of Salisbury, Knight of the Garter from 1842, Lord-Lieutenant of Middlesex, 1842–1868.